Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage The commit “iommu/vt-d: Allocate DMAR fault interrupts locally” moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. This issue ...

SUSE CVE-2025-21876

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...

DEBIAN-CVE-2025-21876

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...

UBUNTU-CVE-2025-21876

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from iommu/vt-d not properly using the RCU to protect drhd list traversal, which could lead to data contention...

PT-2025-13213

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.14.0-rc3 Description A vulnerability in the Linux kernel has been resolved, related to suspicious RCU usage in the iommu/vt-d component. The issue was caused by a commit that moved the call to enable drhd fault...